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<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    .menu-wrap {
      height: 302px;
      width: 250px;
      margin: 100px auto;
      background: #000
    }

    .menu-list {
      padding: 0;
    }

    .menu-list .item {
      position: relative;
      height: 60px;
      width: 250px;
      line-height: 60px;
      list-style: none;
      cursor: pointer;
      font-size: 16px;
    }

    .menu-list .item:hover {
      background: #ffffff
    }

    .menu-list .item .order {
      position: absolute;
      left: -160px;
      animation: move 1s ease-in-out forwards;
      /* transform: all .2s */
    }

    .menu-list .item .order-1 {
      animation-delay: 0.5s
    }

    .menu-list .item .order-2 {
      animation-delay: 0.4s
    }

    .menu-list .item .order-3 {
      animation-delay: 0.3s
    }

    .menu-list .item .order-4 {
      animation-delay: 0.2s
    }

    .menu-list .item .order-5 {
      animation-delay: 0.1s
    }

    @keyframes move {
      0% {
        left: -160px;
        color: #fff;
        font-size: 16px;
      }

      25% {
        left: 45px;
        color: orange;
        font-size: 20px;
      }

      50% {
        left: 15px;
        color: #fff;
        font-size: 16px;
      }

      75% {
        left: 35px;
        color: orange;
        font-size: 18px;
      }

      100% {
        left: 15px;
        color: blueviolet;
        font-size: 16px;
      }
    }
  </style>
</head>

<body>
  <div class="menu-wrap">
    <ul class="menu-list">
      <li class="item">
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        <i>></i>
      </li>
      <li class="item">
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        <i>></i>
      </li>
      <li class="item">
        <a href="" class="order order-3">相声大电影之我要幸福</a>
        <i>></i>
      </li>
      <li class="item">
        <a href="" class="order order-4">东方快车谋杀案</a>
        <i>></i>
      </li>
      <li class="item">
        <a href="" class="order order-5">超自然事件之坠龙事件</a>
        <i>></i>
      </li>
    </ul>
  </div>
</body>

</html>